One of the following operating systems:
- Windows XP Home Edition or Professional with a Pentium 233 MHz or higher processor and 128MB of RAM
- Windows 2000 Professional or Server with a Pentium 133 MHz or higher processor and 128 MB of RAM
- Windows Millennium Edition or Windows 98 with a Pentium 133 MHz or higher processor and 32 MB of RAM
- Windows NT 4.0 Workstation or Server with Service Pack 6 or later with a Pentium 133 MHz or higher processor and 64 MB of RAM
Microsoft Internet Explorer version 5.0 or later to view Help files

- When downloading, select the "Save" option to save the installation file to a location on your hard disk, and then double-click the installation file when you are ready to start Setup.
- Make sure to remove any mouse programs from your computer before installing this software. For information about removing a program, see Windows Help.
- If you are using a Microsoft keyboard and mouse desktop product, you may also need to download and install IntelliType Pro keyboard software.